diff --git a/.ruby-version b/.ruby-version
index 75a22a2..fa7adc7 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-3.0.3
+3.3.5
diff --git a/Gemfile b/Gemfile
index a405e31..1f827f9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby '3.0.3'
+ruby '3.3.5'
 
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails', branch: 'main'
 gem 'rails', '~> 6.1.4'
diff --git a/Gemfile.lock b/Gemfile.lock
index 7718c2c..428b86b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -379,7 +379,7 @@ DEPENDENCIES
   webpacker (~> 5.0)
 
 RUBY VERSION
-   ruby 3.0.3p157
+   ruby 3.3.5p100
 
 BUNDLED WITH
    2.2.32